Travel by car The total distance is about 222 kilometers from Bangkok, via the highway no.333 which is from the First Highway at 206-kilometer sign (Tha Nam Oi intersection). To reach Uthai Thani, 16 kilometers on the left should be collected. With Supanburi Route (through Amphur Dan Chang) Travelers could get to the town with the same high way no.333. Besides, Crosing with the raft to Khung Samphao from Bangkok at Manorom port on Chainat, and then on to Uthai Thani, is highly recommended.

Hup Pha Tard Primordial ForestOne of the " Unseen in Thailand" features Hub Pha Tard foest is part of Huay sok limestone mountain in Lan Sak District, which was first settle by a Buddhist monk, Phra Kharu Santi Thammakoson (Luang Pho Yot) the abbot of Tham Thong Cafe in 1979. The cave was transformed into the entrance to the valley five years later. Admission fee is 20 baht per person. The cave forms a long dark cavern leading to an area where sunlight comes down into tow large grottoes. The first one has the atmosphere fo a primordial fors, lush with variety of trees, many of wich are very rare, suchas C.Velutina, Caryota, Terameles Datiscaceae and Fagerlindia Rubiacease. This is an abundance of a tree known in Thaias " Tard," which belongs to the palm family.

The second grotto is separated from the first by a natural stone door. It is surrounded by the limestone mountain with the sky as its roof. The sun can shine through and the fresh air circulates freely here. Inside the palm valley of Hup Pah Tard there is a cool, shady atmosphere, rich with moisture all year round. its fertility attracts animals such as monkeys, sumatarn serows. Siamese firebacks, pheasants and many other kinds of birds.To preserve the rare animals, the area has been declared a sanctuary.